preinst is in plasma-widget-networkmanagement 0.9.3.4-2.
This file is a maintainer script. It is executed when installing (*inst) or removing (*rm) the package.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 | #!/bin/sh
set -e
# Remove a no-longer used conffile
rm_conffile() {
local PKGNAME="$1"
local CONFFILE="$2"
[ -e "$CONFFILE" ] || return 0
local md5sum="$(md5sum $CONFFILE | sed -e 's/ .*//')"
local old_md5sum="$(dpkg-query -W -f='${Conffiles}' $PKGNAME | \
sed -n -e "\' $CONFFILE ' { s/ obsolete$//; s/.* //; p }")"
# Do nothing if conffile is not registered for that package.
# This behaviour is different from what dpkg-maintscript-helper is doing
# on rm_conffile. We do this to correctly handle the case where
# the conffile was moved from one package to another via Replaces.
[ -n "$old_md5sum" ] || return 0
if [ "$md5sum" != "$old_md5sum" ]; then
echo "Obsolete conffile $CONFFILE has been modified by you."
echo "Saving as $CONFFILE.dpkg-bak ..."
mv -f "$CONFFILE" "$CONFFILE".dpkg-bak
else
echo "Removing obsolete conffile $CONFFILE ..."
rm -f "$CONFFILE"
fi
}
if [ "$1" = upgrade ] && dpkg --compare-versions "$2" lt-nl "0.9.0.8-2" ; then
# The conffile was moved from knm-runtime to p-n-m during
# development of wheezy so we need some special handling of this case
rm_conffile plasma-widget-networkmanagement "/etc/dbus-1/system.d/NetworkManager-kde4.conf"
rm_conffile knm-runtime "/etc/dbus-1/system.d/NetworkManager-kde4.conf"
fi
exit 0
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